前言

An electrode recording thetransient visual-evoked potential was placed 5 cm above inion.

前言 从本世纪六十年代起，人们用计算机化的仪器记录脑诱发电位。

The topics are divided into eight chapters and two appendices, is to learn from the preamble of Chapter 1 to Chapter 7 of the preparation of knowledge, that is, inner product space Chapter 1 on the basis of Fourier series of knowledge Chapter 2 on Fourier Transform Chapter 3 introduced the Discrete Fourier Transform and Fast Fourier Transform Chapter 4 to Chapter 7 to discuss wavelet, with emphasis on construction of orthogonal wavelet appendix describes slightly complex themes, as well as a number of technical concepts or produce demo MATLAB graphics code

全书分为8章和2个附录，前言部分是学习第1章至第7章的准备知识，即内积空间；第1章讲解傅里叶系列的基础知识；第2章讲解傅里叶变换；第3章介绍离散傅里叶变换以及快速傅里叶变换；第4章至第7章讨论小波，重点在于正交小波的构建；附录部分则介绍稍微复杂的一些技术主题以及演示概念或产生图形的MATLAB代码。

Highlight the subdocument you just inserted (Chapter 6), then long-click on the Insert icon and click File to insert the first subdocument; in this example, Preface.

高亮刚插入的子文档（第6章），点住插入图标，选文件插入第一个子文档；本例中，就是前言。

The author especially says few words in the beginning of this article for Chinese readers as well as the reference of the readers of this journal of intercity networking.

作者特别针对华文读者在论文前言说了一些有针对性的话，提供本刊城际网络间的读者参考。

Hollow inorganic oxide microspheres have been of great interest due to their potential applications in many industries.

前言近年来，随着纳米技术的迅速发展，具有新颖拓扑结构的纳米粒子引起了人们的极大兴趣[1 ，2 ] 。

This paper mainly discusses the Han Character Internal Codes recognition algorithms in the Multi-lingual Environment, and provides four recognition algorithms, such as Internal Code Bound Recognition Algorithm, Interpunction Recognition Algorithm, Han Character Frequency Recognition Algorithm and Semantic Recognition Algorithm.

在此基础上，本文对不同的识别算法进行分析和评估。在对目标样本的测试中，以上算法的识别率最高可以达到 99 9%以上。1 前言汉字内码向ISO/IEC 1 0 6 46过渡是必然的趋势，但这需要一个较长的过渡期，在这期间计算机内将存在多种标准不一，互不兼容的内码，称之为多文种的环境[1] 。

Located in the area between orogenic belt and craton, intracontinental foreland basin in Western China was formed by the intracontinental fold thrust movementresulted from the long distance effect of plate collision.

1前言前陆盆地是位于造山带与克拉通之间的沉积盆地，一般发育于被动大陆边缘，具有完整的三个演化阶段和海、陆相沉积构成的两层结构。

Industry of 1 introductive machinery is all in all pillar industry in national economy.

1前言机械工业是国民经济中极其重要的支柱产业。

Introductive this kind or the standard of that kind of form, it is the foundation of commerce and commerce from beginning to end.

前言这一种或那一种形式的标准，始终是贸易和商业的基础。

Introductive mainly introduces the present situation and problems of Internet addiction.

前言主要介绍当前网瘾问题的现状与危害。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐